/*
 * jQuery UI Effects Pulsate 1.6
 *
 * Copyright (c) 2008 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Effects/Pulsate
 *
 * Depends:
 *	effects.core.js
 */
(function($) {

    $.effects.pulsate = function(o) {

        return this.queue(function() {

            // Create element
            var el = $(this);

            // Set options
            var mode = $.effects.setMode(el, o.options.mode || 'show'); // Set Mode
            var times = o.options.times || 5; // Default # of times

            // Adjust
            if (mode == 'hide')
                times--;
            if (el.is(':hidden')) { // Show fadeIn
                el.css('opacity', 0);
                el.show(); // Show
                el.animate({opacity: 1}, o.duration / 2, o.options.easing);
                times = times - 2;
            }

            // Animate
            for (var i = 0; i < times; i++) { // Pulsate
                el.animate({opacity: 0}, o.duration / 2, o.options.easing).animate({opacity: 1}, o.duration / 2, o.options.easing);
            }
            ;
            if (mode == 'hide') { // Last Pulse
                el.animate({opacity: 0}, o.duration / 2, o.options.easing, function() {
                    el.hide(); // Hide
                    if (o.callback)
                        o.callback.apply(this, arguments); // Callback
                });
            } else {
                el.animate({opacity: 0}, o.duration / 2, o.options.easing).animate({opacity: 1}, o.duration / 2, o.options.easing, function() {
                    if (o.callback)
                        o.callback.apply(this, arguments); // Callback
                });
            }
            ;
            el.queue('fx', function() {
                el.dequeue();
            });
            el.dequeue();
        });

    };

})(jQuery);
